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34 Cards in this Set
- Front
- Back
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density
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mass/ volume
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magnetism
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magnetic
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soluable
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dissolve
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viscosity
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thick flow
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malleable
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moldable
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ductile
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Can form to wire
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hardness
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hard
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brittle
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breaks easily
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elastic
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bounce back
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plasticity
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permanent deformance
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conductor
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moves heat and electricity
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thermal expansion
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swells in heat shrinks in cold
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thermal conductivity
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moves heat through easily
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melting point
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point at which a substance melts
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toxic
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poisonous
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corrosion
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rust
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combustive
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catches on fire
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density of water?
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1.0
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how do boats float?
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volume is greater than mass
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Why was Galena heavy?
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It had a greater atomic mass.
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What happens to atoms during a chemical change?
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rearrange to make something new.
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evidence of a chemical change
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change in color, smell, temperature, and may see bubbles
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condensation
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Gas to liquid
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sublimating
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solid to gas
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Do solids always vibrate?
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yes.
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When it's cold solids vibrate slower
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and when it's hot they vibrate faster
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kinetic energy?
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energy of motion
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plasma atoms move faster than,
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gas
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example of plasma
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Neon lights, lightning, stars, plasma tvs.
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What temperature is absolute zero?
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-273° c
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boiling point of water?
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100°c
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What is dry ice made of?
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carbon dioxide
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At what temperature does dry ice sublimate?
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-109 celcius
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concrete is good at
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compressive strength
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